PBDB Collection

Dry Well: Wasatchian, Wyoming

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Reptilia - Anguidae

	Glyptosaurinae indet. Marsh 1872	Sullivan 1979	1 specimen
	AMNH 3793, two dentary fragments
Mammalia - Multituberculata - Neoplagiaulacidae

	Parectypodus lunatus Krause 1982	Krause 1982
	"P. sp. A" of Van Valen & Sloan 1966; "P. childei" of Sloan 1981
Mammalia - Leptictidae

	Palaeictops tauricinerei (Jepsen 1930)
	= Prodiacodon tauricinerei Jepsen 1930	Alroy 2002
Mammalia - Esthonychidae

	Esthonyx bisulcatus Cope 1874
	= Esthonyx spatularius Cope 1880	Gingerich and Gunnell 1979
Mammalia - Macroscelidea - Apheliscidae

	Apheliscus nitidus Simpson 1937
	= Apheliscus sp. Cope 1875	Gingerich 1994
	possibly A. chydaeus

	Haplomylus speirianus (Cope 1880)
Mammalia - Condylarthra - Hyopsodontidae

	Hyopsodus miticulus (Cope 1874)
	= Hyopsodus sp. Leidy 1870	Alroy 2002
Mammalia - Creodonta - Hyaenodontidae

	Arfia shoshoniensis (Matthew and Granger 1915)
	= Arfia zele Gingerich and Deutsch 1989	Gingerich and Deutsch 1989
Mammalia - Creodonta

	Prolimnocyon atavus Matthew and Granger 1915
	= Prolimnocyon haematus Gingerich and Deutsch 1989	Gingerich and Deutsch 1989
Mammalia - Perissodactyla - Equidae

	Hyracotherium angustidens (Cope 1875)
	= Hyracotherium sp. Owen 1841	Alroy 2002
	= Arenahippus cf. grangeri Gingerich 1989	Froehlich 2002
	recombined as Sifrhippus grangeri
Mammalia - Phenacodontidae

	Ectocion osbornianus (Cope 1882)

	Phenacodus brachypternus Cope 1882
	= Copecion brachypternus Cope 1882	Alroy 2002

	Phenacodus sp. Cope 1873	Thewissen 1990
	p. 61R: "P. primaevus"
Mammalia - Diacodexeidae

	Diacodexis metsiacus (Cope 1882)
	= Diacodexis primus Krishtalka and Stucky 1985	Krishtalka and Stucky 1985
Mammalia - Pantolestidae

	Palaeosinopa didelphoides (Cope 1881)
	= Palaeosinopa sp. Matthew 1901	Bown and Schankler 1982

	Palaeosinopa cf. lutreola Matthew 1918
Mammalia - Rodentia - Ischyromyidae

	? Paramys sp. Leidy 1871
	small
Mammalia - Primates - Notharctidae

	Pelycodus mckennai Gingerich and Simons 1977
	= Cantius mckennai Gingerich and Simons 1977	Gingerich and Simons 1977
	"P. ralstoni"
Mammalia - Primates - Microsyopidae

	Microsyops wilsoni Szalay 1969
	= Arctodontomys wilsoni Szalay 1969	Alroy 2002
Mammalia - Primates - Paromomyidae

	Phenacolemur praecox Matthew 1915
	= Phenacolemurinae indet. Simpson 1955	Alroy 2002
see common names

Geography

Country:	United States	State/province:	Wyoming	County:	Johnson
Coordinates:	44.0° North, 106.6° West (view map)
Paleocoordinates:	48.5° North, 89.4° West
Basis of coordinate:	based on political unit

Time

Period:	Paleogene	Epoch:	Eocene
Stage:	Ypresian	10 m.y. bin:	Cenozoic 2
*Period:	Tertiary
Key time interval:	Wasatchian
Age range of interval:	54.90000 - 50.50000 m.y. ago
* legacy (obsolete) database fields

Stratigraphy

Formation:

"Wasatch"

Lithology and environment

Primary lithology:	not reported
Environment:	terrestrial indet.

Taphonomy

Modes of preservation:	body
Size of fossils:	macrofossils,mesofossils

Collection methods and comments

Collection size:	102 specimens
Reason for describing collection:	general faunal/floral analysis

Metadata

Also known as:	Drywell
Database number:	15932
Authorizer:	J. Alroy, P. Barrett, J. Marcot	Enterer:	J. Alroy, J. Marcot, T. Cleary
Modifier:	T. Cleary	Research group:	vertebrate
Created:	1993-02-18 00:00:00	Last modified:	2016-09-21 11:40:00
Access level:	the public	Released:	1993-02-18 00:00:00
Creative Commons license:	CC BY

Reference information

Primary reference:

1358.

E. Delson. 1971. Fossil mammals of the early Wasatchian Powder River local fauna, Eocene of northeast. Bulletin of the American Museum of Natural History 146(4) [J. Alroy/J. Alroy/M. Uhen]

Secondary references:

6294		J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1125		T. M. Bown and D. Schankler. 1982. A review of the Proteutheria and Insectivora of the Willwood Formation (Lower Eocene), Bighorn Basin, Wyoming. United States Geological Survey Bulletin 1523:1-79 [J. Alroy/J. Alroy/J. Ju]
53105		D. J. Froehlich. 2002. Quo vadis Eohippus? The systematics and taxonomy of the early Eocene equids (Perissodactyla). Zoological Journal of the Linnean Society 134:141-256 [M. Carrano/M. Carrano/M. Carrano]
1662		P. D. Gingerich. 1994. New species of Apheliscus, Haplomylus, and Hyopsodus (Mammalia, Condylarthra) from the late Paleocene of southern Montana and early Eocene of northwestern Wyoming. Contributions from the Museum of Paleontology, University of Michigan 29(6):119-134 [J. Alroy/J. Alroy/K. Beard]
1666		P. D. Gingerich and H. A. Deutsch. 1989. Systematics and Evolution of Early Eocene Hyaenodontidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(13):327-391 [J. Alroy/J. Alroy/J. Marcot]
1668		P. D. Gingerich and G. F. Gunnell. 1979. Systematics and Evolution of the Genus Esthonyx (Mammalia, Tillodontia) in the Early Eocene of North America. Contributions from the Museum of Paleontology, University of Michigan 25(7):125-153 [J. Alroy/J. Alroy/P. Mannion]
1675		P. D. Gingerich and E. L. Simons. 1977. Systematics, phylogeny, and evolution of early Eocene Adapidae (Mammalia, Primates) in North America. Contributions from the Museum of Paleontology, University of Michigan 24(22):245-279 [J. Alroy/J. Alroy/M. Uhen]
2158		D. W. Krause. 1982. Multituberculates from the Wasatchian Land-Mammal Age, Early Eocene, of Western North America. Journal of Paleontology 56(2):271-294 [J. Alroy/J. Alroy/J. Ju]
2183		L. Krishtalka and R. K. Stucky. 1985. Revision of the Eocene Wind River Faunas, Early Eocene of Central Wyoming. Part 7. Revision of Diacodexis (Mammalian, Artiodactyla). Annals of Carnegie Museum 54(14):413-486 [J. Alroy/J. Alroy/J. Marcot]
60385		R. M. Sullivan. 1979. Revision of the Paleogene genus Glyptosaurus (Reptilia, Anguidae). Bulletin of the American Museum of Natural History 163(1):1-72 [P. Barrett/T. Cleary]
3401		J. G. M. Thewissen. 1990. Evolution of Paleocene and Eocene Phenacodontidae (Mammalia, Condylarthra). University of Michigan Papers on Paleontology 29:1-107 [J. Alroy/J. Alroy/P. Mannion]